From the Economist today:
Today's #Dailychart features five maps showing the troubled history of Russia and its neighbours. On March 18th Russia annexed Crimea, marking the first time the country expanded its borders since the cold war. A quarter-century after the fall of the Berlin Wall, the hungry Russian bear is back. View all five map
Kaliningrad is the ancient setting for Prussia and Königsberg., which was bombed into dust during WW2.